增加 构建和部署文件

Dockerfile

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+# Use the official Golang image as a base image
+FROM golang:1.22.5-alpine
+
+# Set the working directory inside the container
+WORKDIR /app
+
+# Copy the Go application into the container
+COPY . .
+
+RUN go env -w GO111MODULE=on && go env -w GOPROXY=https://goproxy.cn
+
+# Build the Go application
+RUN go build -ldflags="-s -w" -o app main.go
+
+
+FROM alpine:latest
+COPY --from=0 /app/app /app/app
+
+CMD ["/app/app"]

manifest.yaml

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+# deployment.yaml
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: k8s-web-status
+  namespace: websites
+  labels:
+    app: web-status
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: web-status
+  template:
+    metadata:
+      labels:
+        app: web-status
+    spec:
+      serviceAccountName: web-status-sa
+      containers:
+        - name: web-status
+          image: registry.leafdev.top/leaf/go-k8s-deployment-status:v0.0.1
+          imagePullPolicy: Always
+          ports:
+            - containerPort: 8080
+          env:
+            - name: KUBERNETES_SERVICE_HOST
+              value: "kubernetes.default.svc"
+            - name: KUBERNETES_SERVICE_PORT
+              value: "443"
+          envFrom:
+            - configMapRef:
+                name: web-status-configmap
+---
+# configMap.yaml
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: web-status-configmap
+  namespace: websites
+  labels:
+    app: web-status
+data:
+  NAMESPACES: "websites"
+---
+# service.yaml
+apiVersion: v1
+kind: Service
+metadata:
+  name: web-status-service
+  namespace: websites
+spec:
+  selector:
+    app: web-status
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 8080
+  type: ClusterIP
+---
+# serviceaccount.yaml
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: web-status-sa
+  namespace: websites
+---
+# role.yaml
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  namespace: websites
+  name: web-status-role
+rules:
+  - apiGroups: ["", "apps", "extensions"]
+    resources: ["deployments"]
+    verbs: ["get", "list"]
+---
+# rolebinding.yaml
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: web-status-rb
+  namespace: websites
+subjects:
+  - kind: ServiceAccount
+    name: web-status-sa
+    namespace: websites
+roleRef:
+  kind: Role
+  name: web-status-role
+  apiGroup: rbac.authorization.k8s.io